Engine Coolant Manifold Installation

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Fig 1: Engine Coolant Manifold Components And Bolts With Tightening Sequence

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
1	Water Pump Gasket NOTE: Must use a NEW gasket.
2	Engine Coolant Manifold
3	Engine Coolant Manifold Bolt [6x] CAUTION: Refer to Fastener Caution . NOTE: Clean the threads and apply a threadlocker. Refer to Adhesives, Fluids, Lubricants, and Sealers . Procedure tighten the engine coolant manifold bolts in the sequence shown. tighten 25 N.m (18 lb ft)